Year	% of population
2008	79.0495976035444
2009	74.9046373904806
2010	77.1085268237548
2011	78.0773457030589
2012	75.0341901661341
2014	77.7115813269179
2015	81.2519349483356
2016	82.3031036303169
2017	83.5978352843776
2018	85.6334776914083
2019	84.8244242103875
2020	91.0909587147497